rare and

例句：

1. 1.The rare and precious gemstone was worth a fortune.
   这种稀有而珍贵的宝石价值连城。
2. 2.He rarely speaks to his colleagues in the office.
   他很少在办公室和同事交谈。
3. 3.She is rare and beautiful, but also very shy.
   她既美丽又害羞，非常罕见。